The RNT Foundation is a public benefit scientific and educational charity, 501(c)3
Protect the Frequencies – By preventing interference
Toughen Receivers – With readily available technology
Augment Services – With difficult to disrupt terrestrial signals
What to do? Some recommendations.
eNewsletter Archives
From Our Blog

From Hormuz to the cockpit: How warfare and criminal activity undermine GPS and the race to safeguard navigation – The Conversation
Image: Shutterstock What’s new: A great overview article by our colleague Zak Kassas at The Ohio State University. Why it’s important: These kinds of overviews help us to keep issues in perspective and demonstrate the wide breadth and reach of the problem. Also, they…

HENSOLDT presents SkyBarrier: a mobile broadband jammer for satellite-based navigation signals
Image: HENSOLDT What’s new: A multi-GNSS jammer from German manufacturer HENSOLDT. Why it’s important: This kind of very open advertising is a symptom of how drones have become a real threat and GNSS jamming is moving into the mainstream. What else to…

How to Hack a Superyacht – The Walrus
Image: Shutterstock What’s new: An article about how in 2009 Todd Humphreys, inspired by Logan Scott, became a spoofer. Why it’s important: It is a fascinating story the whole PNT community will enjoy. It includes how Todd came to find himself in the…

We Trust GPS With Our Lives. It’s About To Collapse – The Telegraph
Image: Bloomsbury Publishing What’s new: A review of the new book about the history and current state of GPS and GNSS by Katherine Dunn. Why it’s important: The book is engaging and informative for everyone and should be of particular interest to those in…

LA/Long Beach VTIS Records Spoofing Event in January 2026 GPS Test Window – Inside GNSS
Image: CAPT James Haley What’s new: A rare spoofing event in the continental USA. Why it’s important: It shows no one is safe anywhere. Also that not all spoofing is malicious (but it is always dangerous). What else to know: CAPT Haley did most of the work…



















